nfs41: use nfs4_server_caps_arg

In preparation for nfs41 sequence processing.

Signed-off-by: Andy Admason <andros@netapp.com>
[define nfs4_server_caps_arg]
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 8f8c026..a7b7f2a0 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -791,6 +791,11 @@
 	struct nfs4_sequence_args	seq_args;
 };
 
+struct nfs4_server_caps_arg {
+	struct nfs_fh		       *fhandle;
+	struct nfs4_sequence_args	seq_args;
+};
+
 struct nfs4_server_caps_res {
 	u32				attr_bitmask[2];
 	u32				acl_bitmask;